Alaska earthquakes

M1.7 earthquake 45 km E of Pedro Bay, Alaska

A magnitude 1.7 earthquake struck 45 km E of Pedro Bay, Alaska on Mon, May 24, 2021, 4:57 AM AKDT (12:57 UTC), 133 km (83 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M4.3 21 km NNW of Ninilchik, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (ml), micro
Local time
UTC
2021-05-24 12:57:44 UTC
Depth
133.2 km (82.8 mi), intermediate-depth
Epicenter
59.834° N, 153.296° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
39

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 120 in the 30 days before it.

After

  1. 1.561 km W of Nanwalek, Alaska · 1953 days ago · 95 km deep · 49 km away
  2. 1.544 km W of Anchor Point, Alaska · 1953 days ago · 83 km deep · 38 km away
  3. 1.561 km E of Port Alsworth, Alaska · 1952 days ago · 142 km deep · 40 km away
  4. 3.315 km NW of Nanwalek, Alaska · 1952 days ago · 64 km deep · 79 km away · felt by 3
  5. 1.744 km WNW of Ninilchik, Alaska · 1952 days ago · 99 km deep · 59 km away
  6. 2.265 km SE of Pope-Vannoy Landing, Alaska · 1952 days ago · 96 km deep · 75 km away
  7. 1.723 km WNW of Happy Valley, Alaska · 1951 days ago · 77 km deep · 70 km away
  8. 1.848 km WNW of Nanwalek, Alaska · 1951 days ago · 77 km deep · 49 km away
  9. 1.642 km WNW of Nanwalek, Alaska · 1951 days ago · 71 km deep · 52 km away
  10. 1.764 km WNW of Nanwalek, Alaska · 1951 days ago · 100 km deep · 33 km away
  11. 2.128 km W of Anchor Point, Alaska · 1950 days ago · 62 km deep · 55 km away
  12. 2.038 km WNW of Ninilchik, Alaska · 1950 days ago · 93 km deep · 72 km away
  13. 2.329 km ENE of Pedro Bay, Alaska · 1950 days ago · 183 km deep · 23 km away
  14. 1.55 km E of Ninilchik, Alaska · 1950 days ago · 35 km deep · 100 km away
  15. 1.930 km WNW of Anchor Point, Alaska · 1949 days ago · 75 km deep · 53 km away
  16. 2.285 km W of Salamatof, Alaska · 1949 days ago · 128 km deep · 100 km away
  17. 1.740 km WSW of Anchor Point, Alaska · 1949 days ago · 68 km deep · 52 km away
  18. 1.54 km SW of Homer, Alaska · 1949 days ago · 59 km deep · 99 km away
  19. 1.660 km WNW of Nanwalek, Alaska · 1948 days ago · 86 km deep · 35 km away
  20. 2.156 km WNW of Ninilchik, Alaska · 1948 days ago · 105 km deep · 52 km away
  21. 1.832 km W of Cohoe, Alaska · 1948 days ago · 57 km deep · 100 km away
  22. 1.617 km WNW of Nanwalek, Alaska · 1948 days ago · 64 km deep · 77 km away
  23. 1.654 km E of Pedro Bay, Alaska · 1947 days ago · 106 km deep · 13 km away
  24. 3.750 km WNW of Nanwalek, Alaska · 1947 days ago · 82 km deep · 44 km away · felt by 6
  25. 2.155 km WSW of Nanwalek, Alaska · 1947 days ago · 29 km deep · 81 km away
  26. 1.762 km ESE of Pedro Bay, Alaska · 1947 days ago · 96 km deep · 32 km away
  27. 1.954 km W of Nanwalek, Alaska · 1947 days ago · 83 km deep · 63 km away
  28. 1.738 km W of Cohoe, Alaska · 1946 days ago · 92 km deep · 97 km away
  29. 1.921 km W of Anchor Point, Alaska · 1946 days ago · 70 km deep · 60 km away
  30. 2.14 km NNW of Nanwalek, Alaska · 1946 days ago · 52 km deep · 90 km away
  31. 1.64 km SW of Happy Valley, Alaska · 1945 days ago · 48 km deep · 85 km away
  32. 2.440 km WSW of Nanwalek, Alaska · 1945 days ago · 62 km deep · 73 km away
  33. 1.666 km WNW of Ninilchik, Alaska · 1945 days ago · 99 km deep · 49 km away
  34. 1.836 km ESE of Pedro Bay, Alaska · 1945 days ago · 117 km deep · 27 km away
  35. 1.649 km NW of Ninilchik, Alaska · 1945 days ago · 89 km deep · 75 km away
  36. 1.853 km SE of Pope-Vannoy Landing, Alaska · 1944 days ago · 114 km deep · 81 km away
  37. 2.064 km W of Nanwalek, Alaska · 1944 days ago · 83 km deep · 63 km away
  38. 2.572 km WNW of Happy Valley, Alaska · 1943 days ago · 120 km deep · 38 km away
  39. 1.559 km E of Pedro Bay, Alaska · 1943 days ago · 103 km deep · 16 km away
  40. 3.061 km WSW of Nanwalek, Alaska · 1943 days ago · 64 km deep · 78 km away
  41. 1.848 km WNW of Ninilchik, Alaska · 1942 days ago · 104 km deep · 67 km away
  42. 1.958 km WNW of Anchor Point, Alaska · 1941 days ago · 92 km deep · 31 km away
  43. 2.171 km E of Port Alsworth, Alaska · 1941 days ago · 130 km deep · 47 km away
  44. 2.461 km ENE of Pedro Bay, Alaska · 1941 days ago · 120 km deep · 26 km away
  45. 2.272 km ENE of Pedro Bay, Alaska · 1940 days ago · 127 km deep · 37 km away
  46. 2.654 km ESE of Pope-Vannoy Landing, Alaska · 1940 days ago · 118 km deep · 59 km away
  47. 1.755 km WNW of Nanwalek, Alaska · 1940 days ago · 82 km deep · 41 km away
  48. 1.971 km ENE of Pedro Bay, Alaska · 1940 days ago · 120 km deep · 36 km away
  49. 1.838 km WNW of Anchor Point, Alaska · 1940 days ago · 75 km deep · 47 km away
  50. 2.238 km E of Pedro Bay, Alaska · 1940 days ago · 114 km deep · 9 km away
  51. 1.539 km W of Anchor Point, Alaska · 1940 days ago · 25 km deep · 43 km away
  52. 2.257 km ENE of Port Alsworth, Alaska · 1939 days ago · 151 km deep · 61 km away
  53. 1.766 km W of Nanwalek, Alaska · 1939 days ago · 75 km deep · 62 km away
  54. 1.760 km W of Nanwalek, Alaska · 1939 days ago · 82 km deep · 50 km away
  55. 2.342 km E of Pedro Bay, Alaska · 1938 days ago · 130 km deep · 4 km away
  56. 2.060 km ENE of Pedro Bay, Alaska · 1938 days ago · 127 km deep · 25 km away
  57. 1.583 km SE of Pope-Vannoy Landing, Alaska · 1938 days ago · 37 km deep · 98 km away
  58. 2.048 km W of Happy Valley, Alaska · 1937 days ago · 102 km deep · 43 km away
  59. 1.578 km WNW of Ninilchik, Alaska · 1937 days ago · 129 km deep · 63 km away
  60. 1.85 km W of Ninilchik, Alaska · 1936 days ago · 60 km deep · 88 km away

The first 60 of at least 200.

Before

  1. 2.457 km ENE of Pedro Bay, Alaska · 1953 days ago · 116 km deep · 19 km away
  2. 1.621 km SW of Nanwalek, Alaska · 1953 days ago · 70 km deep · 93 km away
  3. 1.630 km WNW of Nanwalek, Alaska · 1954 days ago · 65 km deep · 64 km away
  4. 2.950 km NE of Pedro Bay, Alaska · 1954 days ago · 130 km deep · 23 km away
  5. 1.87 km NW of Happy Valley, Alaska · 1954 days ago · 57 km deep · 85 km away
  6. 1.547 km W of Anchor Point, Alaska · 1954 days ago · 87 km deep · 36 km away
  7. 1.568 km WSW of Nanwalek, Alaska · 1954 days ago · 66 km deep · 90 km away
  8. 1.66 km SW of Anchor Point, Alaska · 1955 days ago · 16 km deep · 78 km away
  9. 3.649 km W of Nanwalek, Alaska · 1955 days ago · 70 km deep · 68 km away · felt by 1
  10. 2.061 km WNW of Happy Valley, Alaska · 1955 days ago · 109 km deep · 40 km away
  11. 2.324 km WSW of Anchor Point, Alaska · 1955 days ago · 60 km deep · 60 km away
  12. 2.564 km ESE of Pedro Bay, Alaska · 1956 days ago · 83 km deep · 35 km away
  13. 2.426 km E of Pedro Bay, Alaska · 1956 days ago · 160 km deep · 19 km away
  14. 2.442 km W of Kalifornsky, Alaska · 1957 days ago · 74 km deep · 100 km away
  15. 2.463 km E of Port Alsworth, Alaska · 1957 days ago · 135 km deep · 41 km away
  16. 1.628 km WNW of Nanwalek, Alaska · 1958 days ago · 75 km deep · 67 km away
  17. 1.736 km ENE of Pedro Bay, Alaska · 1958 days ago · 132 km deep · 10 km away
  18. 1.545 km W of Nanwalek, Alaska · 1958 days ago · 20 km deep · 55 km away
  19. 2.259 km E of Pedro Bay, Alaska · 1958 days ago · 97 km deep · 14 km away
  20. 1.632 km WSW of Anchor Point, Alaska · 1958 days ago · 77 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0216mcvhmj. Read Mon, Sep 28, 2026, 9:29 AM UTC.